Hydraulic

Question 1

Q 04: The RAT pressurizes the Blue hydraulic system to approximately \_\_\_\_\_\_ psi. 
A: 1500
B: 2500
C: 3000
D: 3500

Answer 1

B

Question 2

Q 01: Fluid can be transferred between hydraulic systems.
A: True
B: False

Answer 2

B

Question 3

Q 02: Which hydraulic systems have engine driven pumps?
A: Green and blue.
B: Green and yellow.
C: Blue and yellow.

Answer 3

B

Question 4

Q 03: The Load Alleviation Function (LAF) accumulators are pressurized by which hydraulic systems?
A: Green and blue.
B: Green and yellow.
C: Blue and yellow.

Answer 4

B

Question 5

Q 05: How many pumps has the yellow system to provide pressure (not counting the PTU)? 
A: 1
B: 2
C: 3
D: 4

Answer 5

C

Question 6

Q 06: The hand pump supplies yellow system pressure to the: 
A: Normal brakes.
B: Alternate brakes
C: Passenger doors.
D: Cargo doors.

Answer 6

D

Question 7

Q 07: It is possible to pressurize the green hydraulic system on the ground via the PTU when the parking brake is set.
A: True
B: False

Answer 7

A

Question 8

Q 08: The Eng Pump Fault light extinguishes when the engine pump switch is selected to off except for:
A: Reservoir low level.
B: Pump low pressure.
C: An overheat.

Answer 8

C

Question 9

With the airplane on the ground and the blue electric pump switch in AUTO; the blue pump will be energized when:
A: One engine is running.
B: The BLUE PUMP OVRD switch has been pressed.
C: First two statements are correct.

Answer 9

C

Question 10

Q 10: The PTU Fault light illuminates when the:
A: PTU is inoperative.
B: Green or yellow reservoir has low air pressure.
C: PTU pump has overheated.

Answer 10

B

Question 11

Q 11: The PUMP identification number on the ECAM HYD page becomes amber when:
A: System pressure is below 1450 psi.
B: N2 is below idle.
C: The reservoir level is low.

Answer 11

B

Question 12

Q 12: The _____ hydraulic system provides power for gear extension/retraction.
A: Yellow.
B: Blue
C: Green

Answer 12

C

Question 13

Q 13: As long as the landing gear lever is up a hydraulic safety valve closes to cut off the hydraulic supply to the gear when the airspeed is:
A: Greater than 260 KIAS.
B: Greater than 230 KIAS. 
C: Less than 260 KIAS.
D: Less than 230 KIAS

Answer 13

A

Question 14

Q 14: Autobraking is initiated by:
A: Strut compression.
B: Reverser action.
C: Ground spoiler extension command.

Answer 14

C

Question 15

Q 15: When using the alternate brake system on accumulator pressure only; the accumulator supplies:
A: Partial brakes.
B: At least seven full brake applications.
C: Alternate brakes with antiskid.

Answer 15

B

Question 16

Q 16: The maximum degrees of nosewheel steering available when using the handwheel is \_\_\_\_\_\_.
 A: +/- 60
B: +/- 75
C: +/- 95
D: +/- 105

Answer 16

B

Question 17

Q 17: The green DECEL light on the Autobrake switch illuminates when the actual airplane deceleration corresponds to \_\_\_\_\_\_ % of the selected rate.
A: 80
B: 95 
C: 100 
D: 110

Answer 17

A

Question 18

Q 18: The brakes pressure indication on TRIPLE PRESSURE INDICATOR reads which system pressure?
A: Yellow
B: Blue
C: Green

Answer 18

A

Question 19

Q 19: To extend the landing gear with the Gravity Extension Handcrank requires _______ turns of the handle.
A: 3 counter-clockwise
B: 2 counter-clockwise
C: 3 clockwise

Answer 19

C

Question 20

20: The aircraft’s three hydraulic systems are normally pressurized by:
A: Two engine driven pumps and one electric pump.
B: Two electric pumps and one PTU.
C: Two electric pumps and one engine driven pump.
D: Two electric pumps and two engine driven pumps.

Answer 20

A

Question 21

Q 21: When will the yellow system electric pump operate? (AC power is available).
A: During the second engine start.
B: When the first engine MASTER switch is moved to the ON position.
C: If any N2 RPM is less than 45%.
D: When the yellow electric system ELEC PUMP push button is selected to ON or the ground crew activates a cargo door switch.

Answer 21

D

Question 22

2: What are the major equipment losses with loss of Green system? 
A: Speed Brakes.
B: Nosewheel steering, Autobrakes 
C: Alternate Brakes.
D: The upper and lower rudders.

Answer 22

B

Question 23

Q 23: The hydraulic PTU will activate if:
A: A significant pressure loss occurs in any of the three hydraulic systems.
B: A significant pressure loss occurs in the green or yellow hydraulic system. C: Both are correct.

Answer 23

B

Question 24

Q 24: After extending the RAT, is it possible to check its position and status?
A: Check to see if the blue system ELEC PUMP FAULT light is not illuminated.
B: Yes, select the ECAM ELEC page.
C: Yes, select the ECAM HYD page.
D: No. It is not possible.

Answer 24

C

Question 25

``` Q 25: The RAT is capable of powering a pump which will pressurize: A: Only the blue system. B: All systems. C: The blue and yellow system. D: The blue and green system. ```

Answer 25

A

Question 26

Q 26: How is the yellow hydraulic system pressurized? A: An engine driven pump, an electric pump, the PTU using the green system and, for the cargo doors only, a hand pump. B: An engine driven pump, electric pump, the PTU using the blue system and, for the cargo doors only, a hand pump. C: An engine driven pump, an electric pump, and the PTU using the green system.

Answer 26

A

Question 27

Q 27: When will normal operation of the BLUE system hydraulic pump begin? A: During the first engine start. B: When the first engine MASTER switch is moved to the ON position. C: Only when the RAT is deployed. D: After both engines are started.

Answer 27

A

Question 28

``` Q 28: The PTU comes into action automatically when the differential pressure between the GREEN and the YELLOW systems is greater than ______ psi. A: 300. B: 500. C: 650. D: 700. ```

Answer 28

B

Question 29

Q 29: When will the yellow system electric pump operate? (AC power is available) A: During the second engine start. B: When the yellow electric system ELEC PUMP push button is selected to ON or the ground crew activates a cargo door switch. C: If any N2 RPM is less than 45%. D: When the first engine MASTER switch is moved to the ON position.

Answer 29

B

Question 30

``` Q 30: What is the normal pressure in the hydraulic system? A: 500 psi. B: 1,000 psi. C: 3,000 psi. D: 2,000 psi ```

Answer 30

C

Question 31

Q 31: You are at the gate. You have started engine #2. Before starting engine #1, you notice that the PTU test has not been activated. Is it normal? A: No. You have to call the mechanics. B: The PTU has been shutoff C: The PTU will not work until the second engine has been started.

Answer 31

C

Question 32

Q 32: You get a G RSVR OVHT message. Why does the ECAM procedure ask you to switch the PTU off first? A: To prevent the hot hydraulic fluid from being transferred to the YELLOW system. B: To depressurize the YELLOW and GREEN systems. C: To prevent the BLUE system from pressurizing the GREEN system. D: To prevent the PTU from pressurizing the GREEN system

Answer 32

D

Question 33

Q 33: For hydraulic system malfunctions, when will the RAT deploy? A: Automatically with the failure of both the green and blue hydraulic systems. B: Automatically with the failure of both the green and yellow hydraulic systems. C: Only when the guarded RAT MAN ON push button is selected by the crew. D: When airspeed drops below 100 knots with the gear up.

Answer 33

C

Question 34

Q 34: What does the RAT MAN ON switch do? A: Extends RAT, pressurizes BLUE system, starts Emergency Generator. B: Extends RAT, must push RAT MAN ON again to pressurize BLUE system. C: Extends RAT, pressurizes GREEN system, starts Emergency Generator. D: Extends RAT, pressurizes BLUE system, does not start Emergency Generator.

Answer 34

D

Question 35

Q 35: Describe the PTU status with a green system reservoir overheat, low pressure or low fluid level. A: The PTU will be inhibited B: The crew must select the PTU ON. C: The PTU fault light will remain illuminated as long as the problem exists. The PTU should be selected OFF. D: The crew must select the PTU OFF then ON

Answer 35

C

Question 36

Q 36: During engine start up, when is the BLUE hydraulic system pressurized? A: As soon as the PTU is turned on. B: As soon as the BLUE electric pump is manually turned on. C: Automatically after first engine start. D: As soon as the engine master switch is set to IGN/START

Answer 36

C

Question 37

37: If you lost the GREEN system, what equipment is lost? A: Reverser 1 and gear retraction. B: Reverser 1, gear retraction and nose wheel steering C: Reverser 2, gear retraction, cargo doors and nose wheel steering. D: Reverser 2 and gear retraction.

Answer 37

B

Question 38

Q 38: Crew members can use a hand pump to pressurize the YELLOW system in order to operate the cargo doors when no electrical power is available. A: True. B: False.

Answer 38

A

Question 39

``` Q 39: If you lost the YELLOW system, what equipment is lost? A: Reverser 2 B: Parking brake accumulator recharging C: Cargo door. D: All of the above. ```

Answer 39

D

Question 40

Q 40: On the hydraulic quantity indicator what does the amber level indicate? A: The warning level. B: The reservoir contents C: The normal filling level D: The temperature of the hydraulic fluid.

Answer 40

A

Question 41

Q 41: What does a PTU FAULT light indicate? A: GREEN or YELLOW reservoir overheat. B: GREEN or YELLOW reservoir low air pressure. C: GREEN or YELLOW reservoir low level. D: All of the above.

Answer 41

D

Question 42

``` Q 42: If you lost the BLUE system, what equipment is lost? A: The Emergency generator. B: Cargo door C: Nose wheel steering. D: All of the above. ```

Answer 42

A

Question 43

Q 43: All hydraulic systems have a fire shutoff valve. A: True. B: False.

Answer 43

B

Question 44

44: What is the signification of an amber RAT indicator (ECAM HYD page)? A: The RAT is incorrectly stowed. B: The RAT is not stowed. C: Pressure for stowing the RAT has been applied, or the RAT pump is not available

Answer 44

C

Question 45

Q 45: How can the pilot switch off the Fire Shut Off Valves? A: By de-pressing the Hydraulic Shut Off Switches. B: By selecting the Hydraulic Valve Switch to the “Closed” position C: By de-pressing the Engine Fire Switches

Answer 45

C